package org.zhs.springframework.bean;

public class UserService {

    private String username;

    public UserService(String username){
        this.username = username;
    }

    public void queryUserInfo(){
        System.out.println("查询用户信息   " + username);
    }

    @Override
    public String toString() {
        final StringBuilder sb = new StringBuilder("");
        sb.append("").append(username);
        return sb.toString();
    }
}
